I got into this problem after 4.20 to 5.0 update. My current game wersion is 5.0 HF 2 and problem still exists.The game runs on Windows 10. Game language En.
Game is lightly modified. I can start a NEW game anyway successfully. Yet loading the 4.20 version saved game fails.
I ran the game with debug option and logging. Log yelds an fatal error in quotes below.
DXDIAG: https://drive.google.com/file/d/1pwSOTv ... sp=sharingFATAL ERROR (version 5.10 - Code revision: 477240): A fatal error has occurred and the game cannot recover.
Exit code: 1116
Invalid owner class for NavigationController